image-gen

# Image Generation Generate images from text prompts. Multiple provider options. ## Option A: OpenAI DALL-E 3 (Best quality) Requires `OPENAI_API_KEY`. ```python from openai import OpenAI client = OpenAI() response = client.images.generate( model="dall-e-3", prompt="A serene mountain lake at sunset, photorealistic", size="1024x1024", quality="standard", # or "hd" n=1, ) image_url = response.data[0].url ``` Sizes: `1024x1024`, `1792x1024`, `1024x1792` ## Option B: Pollinations.ai (Free, no key) ```bash # Simple GET request - returns PNG curl "https://image.pollinations.ai/prompt/A%20cat%20wearing%20sunglasses" -o output.png # With parameters curl "https://image.pollinations.ai/prompt/YOUR_PROMPT?width=1024&height=1024&seed=42" -o output.png ``` ## Option C: Stability AI Requires `STABILITY_API_KEY`. ```bash curl -X POST "https://api.stability.ai/v2beta/stable-image/generate/sd3" \ -H "authorization: Bearer $STABILITY_API_KEY" \ -H "accept: image/*" \ -F "prompt=lighthouse on a cliff" \ -F "output_format=png" \ -o output.png ``` ## Script ```bash python3 scripts/generate_image.py "A cat in space" --provider dalle --output /tmp/gen.png python3 scripts/generate_image.py "Logo design" --provider dalle --size 1024x1024 python3 scripts/generate_image.py "Mountains" --provider stability --output landscape.png ``` Requires API key environment variable: - DALL-E: `export OPENAI_API_KEY=sk-xxx` - Stability AI: `export STABILITY_API_KEY=sk-xxx` ## Prompt Tips - Be specific: "a red fox sitting in snow, photorealistic, 4K" > "fox" - Style keywords: photorealistic, watercolor, oil painting, pixel art, anime - Negative: avoid ambiguous words, be descriptive